Convert to ICD-10-CM:
423.9 converts approximately to:
- 2015/16 ICD-10-CM I31.9 Disease of pericardium, unspecified
ICD-9-CM Volume 2 Index entries containing back-references to
423.9:
- Cardiopericarditis (see also Pericarditis) 423.9
- Compression
cardiac 423.9
- Disease, diseased - see also Syndrome
pericardium 423.9
- Dropsy, dropsical (see also Edema) 782.3

pericardium (see also Pericarditis) 423.9
- Effusion
pericardium, pericardial (see also Pericarditis) 423.9
- Hydropericarditis (see also Pericarditis) 423.9
- Hydropericardium (see also Pericarditis) 423.9
- Hydropneumopericarditis (see also Pericarditis) 423.9
- Hydropneumopericardium (see also Pericarditis) 423.9
- Inflammation, inflamed, inflammatory (with exudation)
pericardium (see also Pericarditis) 423.9
- Mediastinopericarditis (see also Pericarditis) 423.9
rheumatic, chronic 393
- Myopericarditis (see also Pericarditis) 423.9
- Pericarditis (granular) (with decompensation) (with effusion) 423.9
with
rheumatic fever (conditions classifiable to 390
)

active (see also Pericarditis, rheumatic) 391.0


inactive or quiescent 393
adhesive or adherent (external) (internal) 423.1

acute - see Pericarditis, acute
rheumatic (external) (internal) 393
bacterial (acute) (subacute) (with serous or seropurulent effusion) 420.99
cholesterol (chronic) 423.8
chronic (nonrheumatic) 423.8
due to
fibrinocaseous (see also Tuberculosis) 017.9
[420.0
]
fibrinous - see Pericarditis, rheumatic
neoplastic (chronic) 423.8
obliterans, obliterating 423.1
rheumatic (active) (acute) (with effusion) (with pneumonia) 391.0

with chorea (acute) (rheumatic) (Sydenham's) 392.0

chronic or inactive (with chorea) 393
serofibrinous - see Pericarditis, rheumatic
tuberculous (acute) (chronic) (see also Tuberculosis) 017.9
[420.0
]
- Pleuropericarditis (see also Pericarditis) 423.9
- Pneumohemopericardium (see also Pericarditis) 423.9
- Pneumohydropericardium (see also Pericarditis) 423.9
- Pneumopericarditis (see also Pericarditis) 423.9
- Scar, scarring (see also Cicatrix) 709.2

compression, pericardial 423.9